255530305275 has 48 divisors (see below), whose sum is σ = 484754473728. Its totient is φ = 116348400000.

The previous prime is 255530305213. The next prime is 255530305307. The reversal of 255530305275 is 572503035552.

It is not a de Polignac number, because 255530305275 - 2¹⁰ = 255530304251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 837796 + ... + 1101345.

It is an arithmetic number, because the mean of its divisors is an integer number (10099051536).

Almost surely, 2^255530305275 is an apocalyptic number.

255530305275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255530305275 is a deficient number, since it is larger than the sum of its proper divisors (229224168453).

255530305275 is a wasteful number, since it uses less digits than its factorization.

255530305275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939412 (or 1939407 counting only the distinct ones).

The product of its (nonzero) digits is 787500, while the sum is 42.

The spelling of 255530305275 in words is "two hundred fifty-five billion, five hundred thirty million, three hundred five thousand, two hundred seventy-five".